package com.itheima.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.itheima.common.BaseContext;
import com.itheima.common.R;
import com.itheima.entity.AddressBook;
import com.itheima.service.AddressBookService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/addressBook")
@Slf4j
public class AddressBookController {

    @Autowired
    private AddressBookService addressBookService;

    /**
     * 新增地址
     *
     * @param addressBook
     * @return
     */
    @PostMapping
    public R<AddressBook> save(@RequestBody AddressBook addressBook) {
        addressBook.setUserId(BaseContext.getCurrentId());
        addressBookService.save(addressBook);
        return R.success(addressBook);
    }

    /**
     * 设置默认地址
     *
     * @param addressBook
     * @return
     */
    @PutMapping("default")
    public R<AddressBook> setDefault(@RequestBody AddressBook addressBook) {
        LambdaUpdateWrapper<AddressBook> lqw = new LambdaUpdateWrapper<>();
        lqw.eq(AddressBook::getUserId, BaseContext.getCurrentId());
        //全部设置默认值为0
        lqw.set(AddressBook::getIsDefault, 0);
        //SQL:update address_book set is_default = 0 where user_id = ?
        addressBookService.update(lqw);

        //设置单个id为默认值为1
        addressBook.setIsDefault(1);
        //SQL:update address_book set is_default = 1 where id = ?
        addressBookService.updateById(addressBook);
        return R.success(addressBook);
    }

    /**
     * 根据id查询地址
     *
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    public R get(@PathVariable Long id) {
        AddressBook addressBook = addressBookService.getById(id);
        if (addressBook != null) {
            return R.success(addressBook);
        } else {
            return R.error("没有找到该对象");
        }
    }

    /**
     * 查询默认地址
     * @return
     */
    @GetMapping("default")
    public R<AddressBook> getDefault() {

        LambdaQueryWrapper<AddressBook> lqw = new LambdaQueryWrapper<>();
        lqw.eq(AddressBook::getUserId, BaseContext.getCurrentId());
        lqw.eq(AddressBook::getIsDefault, 1);

        //SQL:select * from address_book where user_id = ? and is_default = 1
        AddressBook addressBook = addressBookService.getOne(lqw);

        if (addressBook == null) {
            return R.error("没有找到该对象");
        } else {
            return R.success(addressBook);
        }
    }

    /**
     * 查询指定用户的全部地址
     * @param addressBook
     * @return
     */
    @GetMapping("/list")
    public R<List<AddressBook>> getAllAddress(AddressBook addressBook) {

        addressBook.setUserId(BaseContext.getCurrentId());

        //条件构造器
        LambdaQueryWrapper<AddressBook> lqw = new LambdaQueryWrapper<>();
        lqw.eq(null != addressBook.getUserId(),AddressBook::getUserId,addressBook.getUserId());
        lqw.orderByDesc(AddressBook::getUpdateTime);

        //SQL:select * from address_book where user_id = ? order by update_time desc
        return R.success(addressBookService.list(lqw));
    }

    /**
     * 根据id修改地址
     * @param addressBook
     * @return
     */
    @PutMapping
    public R updateAddress(@RequestBody AddressBook addressBook) {

        addressBookService.updateById(addressBook);

        return R.success("修改成功");
    }

    /**
     * 根据id删除地址
     * @param ids
     * @return
     */
    @DeleteMapping()
    public R deleteAddress(@RequestParam List<Long> ids) {

        addressBookService.removeByIds(ids);

        return R.success("删除地址成功");
    }
}
